Check out Database Note Taker which lets you add an explanation to your database objects quickly and easily. The best naming in the world can't help you to know the details of why a field exists or what to look out for in the data - so those comments that you can add to those critical fields really do matter. Best of all it keeps your documentation separate to your database.

The best naming in the world can't help you to know the details of why a field exists or what to look out for in the data. Check out Database Note Taker which is a free lighter weight tool enabling you to add an explanation to your database objects. Could be a short note, could be a longer description with example queries and using markdown syntax for formatting. It keeps your comments in a separate project file which is source control friendly.